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Cheap flights from Ohio to Los Angeles from $70

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ohio to Los Angeles departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:30 am - 9:34 pm
DTW
-
ONT
16h 04m
1 stop
Frontier Logo
6:15 am - 10:59 am
ONT
-
DTW
25h 44m
1 stop
$142Frontier
Tue, Mar 3 - Tue, Mar 10
Frontier Logo
1:20 pm - 11:59 pm
CLE
-
ONT
13h 39m
1 stop
Frontier Logo
2:06 pm - 6:07 am
ONT
-
CLE
13h 01m
1 stop
$148Frontier
Sat, Feb 28 - Tue, Mar 3
Frontier Logo
7:20 am - 1:52 pm
CLE
-
ONT
9h 32m
1 stop
Frontier Logo
6:43 pm - 6:07 am
ONT
-
CLE
8h 24m
1 stop
$158Frontier
Wed, Feb 25 - Mon, Mar 2
United Airlines Logo
4:15 pm - 10:18 pm
CMH
-
ONT
9h 03m
1 stop
United Airlines Logo
1:40 pm - 11:59 pm
ONT
-
CMH
7h 19m
1 stop
$237United Airlines
Tue, Mar 10 - Tue, Mar 17
United Airlines Logo
8:15 am - 12:49 pm
PIT
-
ONT
7h 34m
1 stop
United Airlines Logo
5:15 am - 3:17 pm
ONT
-
PIT
7h 02m
1 stop
$237United Airlines
Tue, Mar 17 - Tue, Mar 24
American Airlines Logo
7:12 am - 11:31 am
PIT
-
ONT
7h 19m
1 stop
American Airlines Logo
12:22 pm - 11:13 pm
ONT
-
PIT
7h 51m
1 stop
$257American Airlines
Tue, Mar 17 - Tue, Mar 24
American Airlines Logo
7:12 am - 11:31 am
PIT
-
ONT
7h 19m
1 stop
American Airlines Logo
11:58 pm - 10:44 am
ONT
-
PIT
7h 46m
1 stop
$272American Airlines
Tue, Mar 17 - Tue, Mar 24
Alaska Airlines Logo
7:17 pm - 9:45 am
PIT
-
ONT
17h 28m
1 stop
Alaska Airlines Logo
6:00 am - 6:21 pm
ONT
-
PIT
9h 21m
1 stop
$295Alaska Airlines
Fri, May 1 - Tue, May 5
Delta Logo
2:49 pm - 9:00 pm
DAY
-
ONT
9h 11m
1 stop
Delta Logo
10:15 pm - 10:43 am
ONT
-
DAY
9h 28m
1 stop
$309Delta
Tue, Apr 28 - Sat, May 2
Delta Logo
2:39 pm - 9:05 pm
DAY
-
ONT
9h 26m
1 stop
Delta Logo
10:25 pm - 10:46 am
ONT
-
DAY
9h 21m
1 stop
$377Delta
Wed, Mar 4 - Wed, Mar 11

American Airlines flights from Ohio to Ontario

Our best American Airlines deals on Ohio to Ontario flight tickets
American Airlines
Mar 4
CLE5:44 pmCleveland Hopkins Intl
8h 05m
1 stop
ONT10:49 pmOntario
Mar 10
ONT10:36 pmOntario
7h 25m
1 stop
CLE9:01 amCleveland Hopkins Intl
$257
American Airlines
Mar 7
CVG12:18 pmCincinnati Cinci./N. Kentucky
9h 24m
1 stop
ONT6:42 pmOntario
Mar 10
ONT6:15 amOntario
9h 18m
2 stops
CVG6:33 pmCincinnati Cinci./N. Kentucky
$262
American Airlines
Mar 17
PIT7:12 amPittsburgh
7h 19m
1 stop
ONT11:31 amOntario
Mar 24
ONT11:58 pmOntario
7h 46m
1 stop
PIT10:44 amPittsburgh
$272

Delta flights from Ohio to Ontario

Our best Delta deals on Ohio to Ontario flight tickets
Delta
Feb 28
CVG8:12 amCincinnati Cinci./N. Kentucky
6h 55m
1 stop
ONT12:07 pmOntario
Mar 3
ONT10:20 pmOntario
7h 44m
1 stop
CVG9:04 amCincinnati Cinci./N. Kentucky
$277
Delta
Apr 14
CVG3:00 pmCincinnati Cinci./N. Kentucky
11h 44m
2 stops
ONT11:44 pmOntario
Apr 22
ONT1:29 pmOntario
6h 19m
1 stop
CVG10:48 pmCincinnati Cinci./N. Kentucky
$282
Delta
Mar 11
CMH6:00 amColumbus
13h 28m
2 stops
ONT4:28 pmOntario
Mar 18
ONT5:53 pmOntario
12h 57m
2 stops
CMH9:50 amColumbus
$288

momondo Fare Finder

 
Customize your flight search to find flights from Ohio to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Ohio to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DetroitOntario

DTW - ONT

DTWONT

Detroit Metropolitan Wayne County

Tue 3/3

8:30 am-9:34 pm

1 stop16h 04m

Ontario

Tue 3/10

6:15 am-10:59 am

1 stop25h 44m

$142

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Sat 2/28

1:20 pm-11:59 pm

1 stop13h 39m

Ontario

Tue 3/3

2:06 pm-6:07 am

1 stop13h 01m

$148

ClevelandOntario

CLE - ONT

CLEONT

Cleveland Hopkins Intl

Wed 2/25

7:20 am-1:52 pm

1 stop9h 32m

Ontario

Mon 3/2

6:43 pm-6:07 am

1 stop8h 24m

$158

ColumbusOntario

CMH - ONT

CMHONT

Columbus

Tue 3/10

4:15 pm-10:18 pm

1 stop9h 03m

Ontario

Tue 3/17

1:40 pm-11:59 pm

1 stop7h 19m

$237

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Tue 3/17

8:15 am-12:49 pm

1 stop7h 34m

Ontario

Tue 3/24

5:15 am-3:17 pm

1 stop7h 02m

$237

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Tue 3/17

7:12 am-11:31 am

1 stop7h 19m

Ontario

Tue 3/24

12:22 pm-11:13 pm

1 stop7h 51m

$257

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Tue 3/17

7:12 am-11:31 am

1 stop7h 19m

Ontario

Tue 3/24

11:58 pm-10:44 am

1 stop7h 46m

$272

PittsburghOntario

PIT - ONT

PITONT

Pittsburgh

Fri 5/1

7:17 pm-9:45 am

1 stop17h 28m

Ontario

Tue 5/5

6:00 am-6:21 pm

1 stop9h 21m

$295

DaytonOntario

DAY - ONT

DAYONT

Dayton

Tue 4/28

2:49 pm-9:00 pm

1 stop9h 11m

Ontario

Sat 5/2

10:15 pm-10:43 am

1 stop9h 28m

$309

DaytonOntario

DAY - ONT

DAYONT

Dayton

Wed 3/4

2:39 pm-9:05 pm

1 stop9h 26m

Ontario

Wed 3/11

10:25 pm-10:46 am

1 stop9h 21m

$377

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Ohio to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ontario?

In general, August is the cheapest month to fly from Ohio to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $255. If you aren’t able to travel during the month of August, then book flights to Ontario from Ohio during January instead. Flights to Ontario in January, while not as cheap as those in August, still average around $329.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from Ohio when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $356 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Ohio for as low as $168 on momondo.

Can stopping save me money on Ohio to Ontario flights?

You could potentially save up to 62% on your flight if you consider stops on a Ohio to Ontario flight.

Cheap Ohio to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ohio to Ontario

Fastest flight time

6h 25m

Direct flights

None
The fastest flight from Ohio to Ontario takes 6h 25m
There are no direct flights from Ohio to Ontario. There are no popular flight routes from Ohio to Ontario.
Search flight deals

  • When did momondo last update prices for flights from Ohio to Ontario Airport?

    Prices for flights from Ohio to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ohio to Ontario Airport?

  • How old do you have to be to fly from Ohio to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ohio to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ohio to Ontario

Compare and see reviews for airlines that fly from Ohio to Ontario with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $137Free CancellationRating
5.7
3,054 reviews
Search Frontier flights
DeltaPriceFrom $208Free CancellationRating
7.9
8,162 reviews
Search Delta flights
United AirlinesPriceFrom $228Free CancellationRating
7.4
9,245 reviews
Search United Airlines flights
American AirlinesPriceFrom $244Free CancellationRating
7.2
11,248 reviews
Search American Airlines flights
SouthwestPriceFrom $279Free CancellationRating
8.0
4,280 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Ohio to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ohio to Ontario. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ohio to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Ohio with this policy.

How can momondo help me find flights from Ohio to Ontario?

momondo helps you find the best flight between Ohio and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ohio to Ontario right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ohio to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

An easier way to manage your Ontario trip

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